Microorganisms and Disease An important host defense of human beings is a dense resident microbiota associated with bladder vagina uterus lungs bladder vagina uterus lungs ANSWER DOWNLOAD EXAMIANS APP
Microorganisms and Disease Which of the following is common in the disease caused by Coryne-bacterium diphtheriae and Bacillus anthracis? Both organisms are gram-positive spore formers Diphtheria toxin and edema toxin are ADP ribosylating toxins The most serious disease symptoms are the direct result of toxin action Both organisms cause skin and respiratory tract infections Both organisms are gram-positive spore formers Diphtheria toxin and edema toxin are ADP ribosylating toxins The most serious disease symptoms are the direct result of toxin action Both organisms cause skin and respiratory tract infections ANSWER DOWNLOAD EXAMIANS APP
Microorganisms and Disease Type III secretion systems are used to inject "effector" proteins directly into a host cell. Salmonella uses a type III secretion system to help the pathogen to secrete LT (heat labile toxin) and ST (heat stable toxin) into the lumen of the intestine survive the acid pH of the stomach survive within macrophages activate T cells to proliferate and secrete cytokines secrete LT (heat labile toxin) and ST (heat stable toxin) into the lumen of the intestine survive the acid pH of the stomach survive within macrophages activate T cells to proliferate and secrete cytokines ANSWER DOWNLOAD EXAMIANS APP
Microorganisms and Disease Lactoferrin helps to protect against pathogens by sequestering Iron facilitating the growth of normal flora blocking sebum production lowering the pH sequestering Iron facilitating the growth of normal flora blocking sebum production lowering the pH ANSWER DOWNLOAD EXAMIANS APP
Microorganisms and Disease Which of these cytokines is also known under the name cachectin? Tumor necrosis factor (TNF) None of these Interleukin 2 Interferon gamma Tumor necrosis factor (TNF) None of these Interleukin 2 Interferon gamma ANSWER DOWNLOAD EXAMIANS APP
Microorganisms and Disease Which of the following characteristic of the Rotavirus was important for the construction of the Rotashield vaccine? A limited number of capsule types The ability of the Rotavirus to be transmitted faster The possession of a segmented RNA genome The ability of monkey Rotavirus strains to cause serious illness (diarrhea) in human beings A limited number of capsule types The ability of the Rotavirus to be transmitted faster The possession of a segmented RNA genome The ability of monkey Rotavirus strains to cause serious illness (diarrhea) in human beings ANSWER DOWNLOAD EXAMIANS APP